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Documentation for dd-trace with feature flagging support #33165
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greghuels
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lr/server-sdk-overview-docs
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greg.huels/feature-flags-nodejs
Dec 10, 2025
Merged
Documentation for dd-trace with feature flagging support #33165
greghuels
merged 2 commits into
lr/server-sdk-overview-docs
from
greg.huels/feature-flags-nodejs
Dec 10, 2025
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Opened DOCS-12852 to follow up with editorial review. |
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leoromanovsky
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Dec 10, 2025
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| flaggingProvider: { | ||
| enabled: true, | ||
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there is also an env var they can use
Co-authored-by: Leo Romanovsky <leo.romanovsky@datadoghq.com>
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* add ffe server sdk landing page and stubs for each language * add to sidebar * poll * simpler setup * rebuild nav structure also: - rename `setup` to `client` - update links, other URL references * add tile layout for server landing page + also renames the tile partial in the client page for consistency * add go docs for openfeature implementation (#33234) * add go docs for openfeature implementation * add docs for blocking init, custom timeout, non blocking * no agent version * Documentation for dd-trace with feature flagging support (#33165) * Documentation for dd-trace with feature flagging support * Update content/en/feature_flags/setup/nodejs.md Co-authored-by: Leo Romanovsky <leo.romanovsky@datadoghq.com> --------- Co-authored-by: Leo Romanovsky <leo.romanovsky@datadoghq.com> * Add Ruby feature flags documentation (#33233) * Add Ruby feature flags server documentation - Port content from setup/ruby.md to server/ruby.md - Maintain all Vale linting fixes from previous commits - Include prerequisites, installation, usage examples, and troubleshooting - Support for boolean, string, number, object flags and evaluation context * Update content/en/feature_flags/server/ruby.md Co-authored-by: Leo Romanovsky <leo.romanovsky@datadoghq.com> --------- Co-authored-by: Leo Romanovsky <leo.romanovsky@datadoghq.com> * Add python documentation for OpenFeature implementation (#33247) * consolidate duplicate files Files were in two different paths (older `setup` path and newer `server` path) * Add Java Feature Flags Setup Documentation (#33194) * Add Java Feature Flags setup documentation - Add comprehensive Java SDK onboarding guide - Include installation instructions for Maven and Gradle - Document OpenFeature provider initialization and usage - Add code examples for all flag types (boolean, string, int, double, object) - Document error handling and common error codes - Include best practices and troubleshooting guide - Add Java to feature flags setup page navigation - Document integration with Datadog APM and exposure tracking Related: FFE Server SDK code freeze preparation * fix(docs): Add missing bootstrap JAR and improve Java Feature Flags documentation Critical fixes: - Add missing dd-java-agent-feature-flagging-bootstrap dependency to all examples - Add Building from Source section with detailed instructions - Explain bootstrap module purpose (classloader communication) - Add troubleshooting for ClassNotFoundException Improvements to match Java APM documentation patterns: - Add application server configuration tabs (Spring Boot, Tomcat, JBoss, Jetty, Docker) - Update all code examples to use SLF4J logger instead of System.out/err - Add Compatibility requirements section - Add Getting started section - Update initialization example to show complete application structure Code quality: - Use logger.info/warn/error throughout with parameterized messages - Show proper exception handling with logger - Match actual implementation in ffe-dogfooding repo - Include named client usage ("my-app") The documentation now accurately reflects the required dependencies, follows established Datadog docs patterns, and provides complete setup instructions for the development build. * docs(java): Improve documentation based on review feedback Changes: - Add cross-linking to Configuration section from early warning - Add OpenFeature SDK to compatibility requirements (it is required) - Remove all local build instructions (only reference published X.X.X versions) - Add skip guidance for users with existing agent/remote-config setup - Clarify ProviderNotReadyError is OpenFeature exception (optional handling) - Update exception handling to be optional based on availability requirements - Note that not catching exception may prevent application startup Improvements: - Users with existing APM can skip to provider initialization - Users with existing remote-config can skip agent configuration - Clear guidance on when exception handling is optional vs required - Removed all references to building from source * docs(java): Add event state watching and clarify provider instance sharing Changes: - Add PROVIDER_ERROR and PROVIDER_STALE event listeners to async init example - Note that PROVIDER_CONFIGURATION_CHANGED is optional (depends on provider support) - Update multiple clients section: "organize context and flags" (not just flags) - Clarify that Provider instance is shared globally (client names are organizational only) The Provider constructor doesn't take a name parameter - it's a single shared instance. Named clients are just for organizing your application code, not separate providers. * docs(java): Align flag keys and attributes with mobile SDK conventions Changes: - Update all flag keys to use dot notation (matching Android/iOS): * new-checkout-flow -> checkout.new * ui-theme -> ui.theme * payment-api-endpoint -> payment.api.endpoint * max-retries -> retries.max * discount-rate -> pricing.discount.rate * feature-config -> ui.config * All other flags updated to dot notation - Standardize attribute to use "tier" consistently (not "plan") - Remove "country" attribute from basic example to match mobile simplicity This creates consistency across all SDK documentation and makes it easier for users to migrate between platforms or reference examples. * fix tile image, add page to side nav * headings: sentence-case capitalization * style linter, general style edits * Add Java Feature Flags setup documentation - Add comprehensive Java SDK onboarding guide - Include installation instructions for Maven and Gradle - Document OpenFeature provider initialization and usage - Add code examples for all flag types (boolean, string, int, double, object) - Document error handling and common error codes - Include best practices and troubleshooting guide - Add Java to feature flags setup page navigation - Document integration with Datadog APM and exposure tracking Related: FFE Server SDK code freeze preparation * fix(docs): Add missing bootstrap JAR and improve Java Feature Flags documentation Critical fixes: - Add missing dd-java-agent-feature-flagging-bootstrap dependency to all examples - Add Building from Source section with detailed instructions - Explain bootstrap module purpose (classloader communication) - Add troubleshooting for ClassNotFoundException Improvements to match Java APM documentation patterns: - Add application server configuration tabs (Spring Boot, Tomcat, JBoss, Jetty, Docker) - Update all code examples to use SLF4J logger instead of System.out/err - Add Compatibility requirements section - Add Getting started section - Update initialization example to show complete application structure Code quality: - Use logger.info/warn/error throughout with parameterized messages - Show proper exception handling with logger - Match actual implementation in ffe-dogfooding repo - Include named client usage ("my-app") The documentation now accurately reflects the required dependencies, follows established Datadog docs patterns, and provides complete setup instructions for the development build. * docs(java): Improve documentation based on review feedback Changes: - Add cross-linking to Configuration section from early warning - Add OpenFeature SDK to compatibility requirements (it is required) - Remove all local build instructions (only reference published X.X.X versions) - Add skip guidance for users with existing agent/remote-config setup - Clarify ProviderNotReadyError is OpenFeature exception (optional handling) - Update exception handling to be optional based on availability requirements - Note that not catching exception may prevent application startup Improvements: - Users with existing APM can skip to provider initialization - Users with existing remote-config can skip agent configuration - Clear guidance on when exception handling is optional vs required - Removed all references to building from source * docs(java): Add event state watching and clarify provider instance sharing Changes: - Add PROVIDER_ERROR and PROVIDER_STALE event listeners to async init example - Note that PROVIDER_CONFIGURATION_CHANGED is optional (depends on provider support) - Update multiple clients section: "organize context and flags" (not just flags) - Clarify that Provider instance is shared globally (client names are organizational only) The Provider constructor doesn't take a name parameter - it's a single shared instance. Named clients are just for organizing your application code, not separate providers. * docs(java): Align flag keys and attributes with mobile SDK conventions Changes: - Update all flag keys to use dot notation (matching Android/iOS): * new-checkout-flow -> checkout.new * ui-theme -> ui.theme * payment-api-endpoint -> payment.api.endpoint * max-retries -> retries.max * discount-rate -> pricing.discount.rate * feature-config -> ui.config * All other flags updated to dot notation - Standardize attribute to use "tier" consistently (not "plan") - Remove "country" attribute from basic example to match mobile simplicity This creates consistency across all SDK documentation and makes it easier for users to migrate between platforms or reference examples. * docs(java): Move Java Feature Flags docs to server/ directory - Move java.md from feature_flags/setup/ to feature_flags/setup/server/ - Update frontmatter to reference server-side landing page - Apply style edits from linter (sentence-case headings, consistent capitalization) * extra dev info * various style edits * section collapsing * better sections * reduce expanders --------- Co-authored-by: Joe Peeples <joe.peeples@datadoghq.com> * remove Java from client-side tile partial * Python review edits also applied to other languages with the same text * Ruby review edits and other languages with same text * Go review edits and other languages with same text * Node.js review edits + other languages * clean up links --------- Co-authored-by: Joe Peeples <joe.peeples@datadoghq.com> Co-authored-by: Greg Huels <greg.huels@gmail.com> Co-authored-by: Sameeran Kunche <sameeran.kunche@datadoghq.com> Co-authored-by: Oleksii Shmalko <oleksii.shmalko@datadoghq.com> Co-authored-by: Tyler Potter <tyler.potter@datadoghq.com>
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